カテゴリーのページに、概要を表示させる。

<?php echo category_description(); ?>

カテゴリーのページに、記事じゃなくて所属サブカテゴリーの一覧を任意のデザインで出す。

function.phpに

wp_list_categories2（パラメータは、wp_list_categoriesと同じ）を追加した。

function wp_list_categories2( $args = ” ) {

$defaults = array(

‘show_option_all’ => ”, ‘show_option_none’ => __(‘No categories’),

‘orderby’ => ‘name’, ‘order’ => ‘ASC’,

‘show_last_update’ => 0, ‘style’ => ‘list’,

‘show_count’ => 0, ‘hide_empty’ => 1,

‘use_desc_for_title’ => 1, ‘child_of’ => 0,

‘feed’ => ”, ‘feed_type’ => ”,

‘feed_image’ => ”, ‘exclude’ => ”,

‘exclude_tree’ => ”, ‘current_category’ => 0,

‘hierarchical’ => true, ‘title_li’ => __( ‘Categories’ ),

‘echo’ => 1, ‘depth’ => 0,

‘taxonomy’ => ‘category’

);

$r = wp_parse_args( $args, $defaults );

if ( !isset( $r[‘pad_counts’] ) && $r[‘show_count’] && $r[‘hierarchical’] )

$r[‘pad_counts’] = true;

if ( isset( $r[‘show_date’] ) )

$r[‘include_last_update_time’] = $r[‘show_date’];

if ( true == $r[‘hierarchical’] ) {

$r[‘exclude_tree’] = $r[‘exclude’];

$r[‘exclude’] = ”;

}

if ( !isset( $r[‘class’] ) )

$r[‘class’] = ( ‘category’ == $r[‘taxonomy’] ) ? ‘categories’ : $r[‘taxonomy’];

extract( $r );

if ( !taxonomy_exists($taxonomy) )

return false;

$categories = get_categories( $r );

$output = “”;

foreach($categories as $catearray){

$cat_ID = $catearray -> cat_ID;

$cat_name = $catearray -> cat_name;

$category_description = $catearray -> category_description;

$output .= “<li><h4><a href=’?cat=”.$cat_ID.”‘>”.$cat_name.”</a></h4><div>”.$category_description.”</div></li>”;

}

if ( $title_li && ‘list’ == $style )

$output .= ‘</ul></li>’;

$output = apply_filters( ‘wp_list_categories’, $output, $args );

if ( $echo )

echo $output;

else

return $output;

}

function wp_list_categories2( $args = ” ) { $defaults = array( ‘show_option_all’ => ”, ‘show_option_none’ => __(‘No categories’), ‘orderby’ => ‘name’, ‘order’ => ‘ASC’, ‘show_last_update’ => 0, ‘style’ => ‘list’, ‘show_count’ => 0, ‘hide_empty’ => 1, ‘use_desc_for_title’ => 1, ‘child_of’ => 0, ‘feed’ => ”, ‘feed_type’ => ”, ‘feed_image’ => ”, ‘exclude’ => ”, ‘exclude_tree’ => ”, ‘current_category’ => 0, ‘hierarchical’ => true, ‘title_li’ => __( ‘Categories’ ), ‘echo’ => 1, ‘depth’ => 0, ‘taxonomy’ => ‘category’ );
$r = wp_parse_args( $args, $defaults );
if ( !isset( $r[‘pad_counts’] ) && $r[‘show_count’] && $r[‘hierarchical’] ) $r[‘pad_counts’] = true;
if ( isset( $r[‘show_date’] ) ) $r[‘include_last_update_time’] = $r[‘show_date’];
if ( true == $r[‘hierarchical’] ) { $r[‘exclude_tree’] = $r[‘exclude’]; $r[‘exclude’] = ”; }
if ( !isset( $r[‘class’] ) ) $r[‘class’] = ( ‘category’ == $r[‘taxonomy’] ) ? ‘categories’ : $r[‘taxonomy’];
extract( $r );
if ( !taxonomy_exists($taxonomy) ) return false;
$categories = get_categories( $r );
$output = “”;
foreach($categories as $catearray){

$cat_ID = $catearray -> cat_ID; $cat_name = $catearray -> cat_name; $category_description = $catearray -> category_description;
$output .= “<li><h4><a href=’?cat=”.$cat_ID.”‘>”.$cat_name.”</a></h4><div>”.$category_description.”</div></li>”;
}
if ( $title_li && ‘list’ == $style ) $output .= ‘</ul></li>’;
$output = apply_filters( ‘wp_list_categories’, $output, $args );
if ( $echo ) echo $output; else return $output;}

要らないコードも入っているかもしれませんが・・・。